中国科学院数学与系统科学研究院期刊网
On Optimality of the Barrier Strategy for the Classical Risk Model with Interest
Ying Fang, Rong Wu
Acta Mathematicae Applicatae Sinica(English Series) . 2011, (1): 75 -84 .  DOI: 10.1007/s10255-011-0041-6